(19)

(11)

EP 1 611 704 A2

(12)

(88) Date of publication A3: 02.06.2005 (43) Date of publication: 04.01.2006 Bulletin 2006/01 (21) Application number: 04757590.7 (22) Date of filing: 18.03.2004

(51) International Patent Classification (IPC):  H04L 1/00(1968.09) (86) International application number: PCT/US2004/008239 (87) International publication number: WO 2004/084470 (30.09.2004 Gazette 2004/40)

(84) Designated Contracting States: AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IT LI LU MC NL PL PT RO SE SI SK TR Designated Extension States: AL LT LV MK (30) Priority: 18.03.2003 US 455501 P (71) Applicant: Ensconce Data Technology Portsmouth, NH 03801 (US)	(72) Inventor: DETZLER, Roger Exeter, NH 03833 (US) (74) Representative: Johnstone, Helen Margaret  Eric Potter Clarkson Park View House 58 The Ropewalk Nottingham NG1 5DD Nottingham NG1 5DD (GB)